<!DOCTYPE html>
<html>
<head>

<style type="text/css">

div { height: .5em; margin: 1em; }

</style>

<script type="text/javascript">

function boom()
{
  document.getElementById("b").style.padding = "";
  document.getElementById("a").style.padding = "12em";
}

</script>
</head>

<body onload="boom();" style="-moz-column-width: 2em;"><div id="a"></div><div></div><div></div><div id="b" style="padding: 12em;">This is text</div>This is textThis is text<div>This is text</div></body>

</html>
